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http://dx.doi.org/10.4134/BKMS.2007.44.1.173

ON FOUR-DIMENSIONAL MOD 2 GALOIS REPRESENTATIONS AND A CONJECTURE OF ASH ET AL  

Moon, Hyun-Suk (Department of Mathematics College of Natural Sciences Kyungpook National University)
Publication Information
Bulletin of the Korean Mathematical Society / v.44, no.1, 2007 , pp. 173-176 More about this Journal
Abstract
The non-existence is proved of four-dimensional mod 2 semisimple representations of Gal ($\=\mathbb{Q}/\mathbb{Q}$) which are unramified outside 2.
Keywords
mod p Galois representation; Ash's conjecture; Odlyzko's bound;
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